Search
Now showing items 31-40 of 116
ANODIC NIOBIUM PENTOXIDE FILMS - GROWTH AND THICKNESS DETERMINATION BY INSITU OPTOELECTROCHEMICAL MEASUREMENTS
(Pergamon-elsevier Science LtdOxfordInglaterra, 1991)
Estudo da incorporação de nanopartículas de óxido de zinco e pentóxido de nióbio em polietileno linear de baixa densidade
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEMCâmpus São Carlos, 2019-03-29)
Linear low-density polyethylene (LLDPE) is one of the most widely used materials in greenhouse covering, due to its low cost and transparency to photosynthetically active radiation up to 80%. However, this polymer also ...
SÍNTESE E CARACTERIZAÇÃO DE ESPUMA DE VIDRO DOPADA COM PENTÓXIDO DE NIÓBIO
(UNIVERSIDADE ESTADUAL DE PONTA GROSSABRDesenvolvimento e Caracterização de MateriaisPrograma de Pós-Graduação em Engenharia e Ciências de MateriaisUEPG, 2017)
Estudo comparativo da utilização do pentóxido de Nióbio e das lipases imobilizadas em Nb2O5/PVA como catalisadores na síntese de oleato de etila
(Universidade Tecnológica Federal do ParanáCuritibaBrasilCurso de Bacharelado em QuímicaUTFPR, 2015-12-10)
Since the mid-twentieth century, for economic and environmental reasons, many researchers and some industries invest in the development of synthetic technologies that are environmentally favorable, generating less toxic ...
Niobia films: surface morphology, surface analysis, photoelectrochemical properties and crystallization process
(Kluwer Academic PublDordrechtHolanda, 1998)
Fotoconversão de CO2 em produtos com valor agregado
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Engenharia Química - PPGEQCâmpus São Carlos, 2021-04-29)
In recent decades, due to population and industrial growth, the energy demand has increased significantly. However, much of the energy consumed comes from burning fossil fuels, which emit large amounts of gases that can ...
Niobium Pentoxide Samples with Addition of Manganese at Different Concentrations and Calcination Temperatures Applied in the Photocatalytic Degradation of Rhodamine B
(Applied SciencesBerna , Suiza, 2020-06-21)
In order to improve the photocatalytic effect of Nb2O5, manganese from 1% to 10% was added by the polymeric precursor’s method. The samples obtained were subjected to different calcination temperatures from 400 to 700 °C. ...
Niobium Pentoxide Samples with Addition of Manganese at Different Concentrations and Calcination Temperatures Applied in the Photocatalytic Degradation of Rhodamine B
(Applied SciencesBerna , Suiza, 2020-06-21)
In order to improve the photocatalytic effect of Nb2O5, manganese from 1% to 10% was added by the polymeric precursor’s method. The samples obtained were subjected to different calcination temperatures from 400 to 700 °C. ...
Conductividad térmica de recubrimientos de pentoxido de niobio producidos por DC magnetron sputerring: aplicaciones como barreras térmicas
(Universidad Nacional de IngenieríaPE, 2022)
Electrocatalytic Activity of Platinum-Niobium Nanoparticles for Ethanol Oxidation
(ELECTROCHEMICAL SOC INCPENNINGTON, 2012)
Three nanostructured platinum-niobium supported on Vulcan XC-72R carbon black materials were prepared as catalysts for the ethanol electroxidation: (i) deposition of platinum and niobium on Vulcan XC-72R carbon black, (ii) ...